static SetOperation3D.IntersectResult StartTrace(Solid Solid1, Solid Solid2)
{
SetOperation3D.IntersectResult R = null;
for (int i = 0; i < Solid1.FaceList.Count; i++)
{
for (int j = 0; j < Solid2.FaceList.Count; j++)
{
CrossFaceListInfo CI = null;
if (Solid1.FaceList[i].Tag != null)
{
CI = (Solid1.FaceList[i].Tag as Hashtable)[Solid2.FaceList[j]] as CrossFaceListInfo;
}
if ((CI != null) &&
(CI.SortedParams.Count >= 4) &&
(System.Math.Abs(CI.SortedParams[1].Param2 - CI.SortedParams[2].Param2) > 0.000002) &&
(System.Math.Abs(CI.SortedParams[2].Param2 - CI.SortedParams[3].Param2) > 0.000002)
)
{
R = new SetOperation3D.IntersectResult();
if ((int)CI.SortedParams[1].Tag == 1)
{
R.Edge1ParamFrom = CI.SortedParams[1].Param1;
}
else
{
R.Edge2ParamFrom = CI.SortedParams[1].Param1;
}
if ((int)CI.SortedParams[2].Tag == 1)
{
R.Edge1ParamTo = CI.SortedParams[2].Param1;
}
else
{
R.Edge2ParamTo = CI.SortedParams[2].Param1;
}
R.SortedParams = CI.SortedParams;
R.Face1 = Solid1.FaceList[i] as Face;
R.Face2 = Solid2.FaceList[j] as Face;
R.TraceInfo = new TraceInfo(1, R.SortedParams, R.Face1, R.Face2);
return(R);
}
}
}
return(null);
}
static CrossFaceListInfo GetCrossInfo(Face Face1, Face Face2)
{
if (Face1 == null)
{
return(null);
}
if (Face2 == null)
{
return(null);
}
if (Face1.Tag as Hashtable == null)
{
return(null);
}
CrossFaceListInfo CI = ((Face1.Tag as Hashtable)[Face2] as CrossFaceListInfo);
return(CI);
}
/// <summary>
/// intersect two <see cref="Face"/>s and writes a <see cref="CrossFaceListInfo"/> in a Hashtable in <see cref="Face.Tag"/> of <b>Face1</b> with <b>key</b>= <b>Face2</b>.
/// </summary>
/// <param name="Face1">First <see cref="Face"/></param>
/// <param name="Face2">Second <see cref="Face"/></param>
/// <returns><see cref="CrossFaceListInfo"/> of the cross between <b>Face1</b> and <b>Face2</b>.</returns>
public static CrossFaceListInfo IntersectFaces(Face Face1, Face Face2)
{
// in the Tag of Face1 wil be puted a Hashtable. who contains as Key Fac2 and content crossfaceListInfo
if (Face1.Tag == null)
{
Face1.Tag = new Hashtable();
}
CrossFaceListInfo CI = new CrossFaceListInfo(Face2, null);
if (!(Face1.Tag as Hashtable).Contains(Face2))
{
(Face1.Tag as Hashtable).Add(Face2, CI);
}
CI.SortedParams = CreateSortedParams(Face1, Face2);
if (CI.SortedParams == null)
{
CI.SortedParams = new List <CrossItem>();
}
return(CI);
}